31780490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{2377}}^1$

素因数の和:2582

約数の個数: 32

約数和(自身を含む): 65746944

約数和(自身を除く): 33966454

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 191, 382, 955, 1337, 1910, 2377, 2674, 4754, 6685, 11885, 13370, 16639, 23770, 33278, 83195, 166390, 454007, 908014, 2270035, 3178049, 4540070, 6356098, 15890245, 31780490]

約数ペア:

[(1, 31780490), (2, 15890245), (5, 6356098), (7, 4540070), (10, 3178049), (14, 2270035), (35, 908014), (70, 454007), (191, 166390), (382, 83195), (955, 33278), (1337, 23770), (1910, 16639), (2377, 13370), (2674, 11885), (4754, 6685)]